Features:
10 Specifications: This kit contains 10 specifications of circuit chips, namely NE555, LM324, LM393, UA741, ULN2803, LM358, LM386, NE5532, ULN2003, PC817.85 piece set: There is a sufficient quantity for each chip specification that you can use for home switching work and assembly. Wide application: This set can be widely used in precise timers, dual op amps, audio amplifiers, Darlington arrays, four-op amplifiers, bass guitar overload pedal PCBs etc. Fine workmanship: These circuit chips are manufactured to a high quality, the pins are not easy to bend and can be perfectly reoriented. With storage box: These chips come with a storage box with compartments, which is very convenient for storing and carrying.